What is CVE-2021-47963?

CVE-2021-47963 is a high-severity vulnerability in Anothernote Anote, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-05-15.

How severe is CVE-2021-47963?

High severity. CVSS v3 base score is 7.2 out of 10.

XSS in Anothernote Anote

CVE-2021-47963

Anote 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to execute arbitrary code by injecting malicious payloads into markdown files stored within the application. Attackers can craft malicious markdown fi…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (8.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Anothernote Anote — versions 1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

ExploitDB-49836 (exploit)
Official Product Homepage (product)
VulnCheck Advisory: Anote 1.0 Persistent Cross-Site Scripting Remote Code Execution (third-party-advisory)

Frequently asked questions

What is CVE-2021-47963?: CVE-2021-47963 is a high-severity vulnerability in Anothernote Anote, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-05-15.
How severe is CVE-2021-47963?: High severity. CVSS v3 base score is 7.2 out of 10.